Function mdb_env_get_maxkeysize

pub unsafe extern "C" fn mdb_env_get_maxkeysize(
    env: *mut MDB_env,
) -> c_int

Get the maximum size of keys and #MDB_DUPSORT data we can write.

Depends on the compile-time constant #MDB_MAXKEYSIZE. Default 511. See MDB_val.

Arguments

• env (direction in) - An environment handle returned by #mdb_env_create()

Returns

The maximum size of a key we can write